(;AB[rr]AB[qr]AB[qq]AB[pp]AB[po]AB[qo]AB[ro]AB[oo]AB[no]AB[pn]AB[qn]AW[so]AW[rn]AW[qm]AW[rp]AW[qp]AW[rq]AW[sr]AB[oq]AB[nq]AW[or]AW[nr]AW[mr]AW[lp]AW[lq]AW[pm]AW[mn]AW[lo]AW[mm]AW[om]C[Black is obviously lacking an eye. What can he do here?]AW[mk]AW[rm]AP[goproblems]
(;B[pr];W[ps]
(;B[qs];W[ss]C[There is nothing black can do now.])
(;B[sp];W[sq];B[qs];W[sn]C[There is nothing black can do now.])
(;B[ss];W[rs]TR[qs]))
(;B[ss];W[rs]
(;B[qs];W[sn]
(;B[ss];W[sp];B[sq]C[Ko for life.RIGHT])
(;B[sp];W[sq]C[You fail to accomplish anything useful.];B[ss];W[sp]))
(;B[sp];W[sq];B[qs];W[sn]C[You fail to accomplish anything useful.];B[ss];W[sp]))
(;B[sn];W[sm]C[Well, that was pointless.]
(;B[ss];W[rs];B[qs];W[sn];B[ss];W[sp];B[sq]C[Ko for life.RIGHT])
(;B[qs];W[sn];B[ss];W[rs]C[Ko for life, but white takes first. See the other variation for a better solution.RIGHT]))
(;B[rs];W[sp]
(;B[pr];W[ps])
(;B[ps];W[pr]))
(;B[sp];W[sq]
(;B[rs];W[sn]
(;B[pr];W[ps])
(;B[ps];W[pr]))
(;B[ss];W[rs];B[qs];W[sn];B[ss];W[sp])
(;B[pr];W[ps]
(;B[qs];W[sn])
(;B[rs];W[sn]))
(;B[qs];W[sn];B[ss];W[sp]))
(;B[sq];W[sp])
(;B[qs];W[sn];B[ss];W[rs]C[Ko for life, but white takes first. See the other variation for a better solution.RIGHT]))